package com.suzhe.ymall.common.config;

import com.suzhe.ymall.common.enums.RequestSource;
import com.suzhe.ymall.common.utils.YMConstant;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.boot.autoconfigure.condition.ConditionalOnExpression;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurationSupport;
import springfox.documentation.builders.ApiInfoBuilder;
import springfox.documentation.builders.ParameterBuilder;
import springfox.documentation.builders.PathSelectors;
import springfox.documentation.builders.RequestHandlerSelectors;
import springfox.documentation.schema.ModelRef;
import springfox.documentation.service.ApiInfo;
import springfox.documentation.service.Contact;
import springfox.documentation.service.Parameter;
import springfox.documentation.spi.DocumentationType;
import springfox.documentation.spring.web.plugins.Docket;
import springfox.documentation.swagger2.annotations.EnableSwagger2;

import java.util.ArrayList;
import java.util.List;

@Configuration
@EnableSwagger2
@ConditionalOnExpression("${swagger.enable: true}")
public class SwaggerConfig{
    @Value("${swagger.basePackage}")
    private String basePackage;

    @Bean
    public Docket createRestApi() {

        ParameterBuilder ticketPar = new ParameterBuilder();
        ParameterBuilder sourcePar = new ParameterBuilder();
        List<Parameter> pars = new ArrayList<Parameter>();
        ticketPar.name(YMConstant.ACCESS_TOKEN).description("token")
                .modelRef(new ModelRef("string")).parameterType("header").defaultValue("")
                .required(false).build(); //header中的token参数非必填，传空也可以
        sourcePar.name(YMConstant.REQUEST_SOURCE).description("source").defaultValue(RequestSource.MANAGE.getCode())
                .modelRef(new ModelRef("string")).parameterType("header")
                .required(false).build(); //header中的token参数非必填，传空也可以
        pars.add(ticketPar.build());    //根据每个方法名也知道当前方法在设置什么参数
        pars.add(sourcePar.build());
        return new Docket(DocumentationType.SWAGGER_2)
                .apiInfo(apiInfo())
                .select()
                .apis(RequestHandlerSelectors.basePackage(basePackage))
                .paths(PathSelectors.any())
                .build().globalOperationParameters(pars);
    }

    private ApiInfo apiInfo() {
        return new ApiInfoBuilder()
                .title("系统模块")
                .description("系统模块接口文档说明")
                .contact(new Contact("王建军", "", "1152445612@qq.com"))
                .version("1.0")
                .build();
    }
}
